{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T22:43:13.138993+00:00","duration_seconds":3.099967,"id":558530,"input_summary":"chars=1673 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7JUM","confidence":1.0},{"callsign":"KF7ADV","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7JUM,KF7ADV","recording_id":78399,"started_at":"2026-06-26T22:43:10.039026+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":78400}